What is Scotch Guard?!?

Question:I have a few questions on scotchguard.

--- what is it?
--- what is it used for?
--- what are the ingredients in it?
--- is their some type of water repellent ingredient in it?

please answer my questions!! I AM SO DESPERATE! IN NEED OF ANSWERS! LOL! I will give u 20 points if you answer my questions correctly. i will choose u as best answer then make another question and u will get another 10 points there! just search for ur name!

thanks in advance

Answers:
* Revolutionary stain repellency
* Stains clean up easier
Scotchgard is a 3M brand of products used to protect fabric, furniture, and carpets. Like other fluorochemicals, Scotchgard is mostly inert, so by applying it to fabric, the fabric can be protected from stains and soiling.